CN202539281U - Circle adjusting frame for manufacturing steel pressure pipe - Google Patents
Circle adjusting frame for manufacturing steel pressure pipe Download PDFInfo
- Publication number
- CN202539281U CN202539281U CN2012201649129U CN201220164912U CN202539281U CN 202539281 U CN202539281 U CN 202539281U CN 2012201649129 U CN2012201649129 U CN 2012201649129U CN 201220164912 U CN201220164912 U CN 201220164912U CN 202539281 U CN202539281 U CN 202539281U
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- CN
- China
- Prior art keywords
- steel pressure
- pressure pipe
- bearing plate
- penstock
- pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model relates to a circle adjusting frame for manufacturing a steel pressure pipe, which belongs to the fields of hydropower station and the like. The circle adjusting frame for manufacturing the steel pressure pipe comprises a circular bearing plate and at least three sets of diameter branch pipe sets. In each diameter branch pipe set, two diameter branch pipes are symmetrically located on both sides of the bearing plate, wherein the axis connecting lines pass through the centre of the circle of the bearing plate. One end of each diameter branch pipe is connected on the bearing plate while the other end is provided with a screw jack. A radian end plate is arranged at the end head of each screw jack, wherein the external wall of the radian end plate is contacted with the internal wall of the steel pressure pipe. The circle adjusting frame for manufacturing the steel pressure pipe provided by the utility model is simple and convenient and reliable to use and easy to disassemble, thereby not only guaranteeing that labor time and consumables are saved and the pipe wall of the steel pressure pipe is not damaged during installation and use, but also guaranteeing that the installed steel pressure pipe is convenient to disassemble and can be repeatedly used. Distortion in manufacturing, transporting and installing processes of the steel pipe is effectively avoided, and the quality of the steel pressure pipe is guaranteed.
Description
Technical field:
The utility model relates to a kind of round regulating stand, particularly be a kind of round regulating stand that is used for the making penstock in fields such as power station.
Background technology:
At present, the power station makes penstock and generally adopts to support in the welding and prevent that tube coupling from losing circle, and interior support assemblies is loaded down with trivial details and waste a large amount of section bars (be after the section bar welding disposable, not reproducible utilization), to project gross investment reduce cost unfavorable; And support also need spend great amount of manpower and material resources in the welding.Because the welding of interior support and penstock tube wall, and then injured the steel pipe mother metal, be not easy assurance for the fabricating quality of penstock; After treating that penstock is adjusted in the installation position, welded, builds completion, concrete reaches and coagulates after date in advance, also will remove the interior support of penstock inwall welding, and interior support excision process will certainly injure the steel pipe inner tubal wall, thereby must do over again reparation; Interior supporting removal also will be wasted more manual work and cutting gas.
The utility model content:
The purpose of the utility model is in order to overcome above-mentioned shortcoming; A kind of easy to use, reliable, easy disassembling is provided; Practice thrift the feed consumption in man-hour in the time of can guaranteeing to install and use, do not injure the penstock tube wall; Can guarantee again to be convenient to remove after penstock is installed, can reuse and effectively prevent to lose in steel pipe manufacturing, transportation, the installation process circle, the round regulating stand of the making penstock of the quality of assurance penstock.
The purpose of the utility model realizes like this:
The utility model is made the round regulating stand of penstock; Comprise circular force bearing plate, at least three group diameter arm groups; Have two symmetries to be positioned at the diameter arm that force bearing plate both sides and axis line pass the force bearing plate center of circle in every group of diameter arm group, an end of every diameter arm is connected on the force bearing plate and screw jack, the radian end plate that the termination of screw jack has outer wall to contact with the penstock inwall is housed on the other end; The diameter arm is main stressed, force transferring part, can adopt seamless steel pipe to process; Screw jack is main stressed, force transferring part, can buy finished product, through the significance bit transposition seamless power steel pipe radian of screw pair transmission (lever plug), is core component; The radian end plate can weld with screw jack, and radian end plate outer wall is consistent with the penstock internal diameter, and outer wall contacts with the steel pipe inwall, prevents the stressed injury steel pipe of tube wall mother metal; Force bearing plate dispersion diameter arm bearing capacity, the end, the centre that reduce the diameter arm are stressed, strengthen its stability; Diameter arm and screw jack composition push up the controlled pressure steel pipe inner diameter of raising the head.
Between above-mentioned adjacent diameter arm stay pipe is housed, guarantees the stability of round regulating stand structure division.
Above-mentioned diameter arm group is four groups.
The utility model is made the screw jack at the many groups diameter arm group two ends in the penstock round regulating stand and is passed through the screw pair transmission by manpower; Raising the head and shrink or elongation in the feasible many groups of tops of being made up of diameter arm group and screw jack, reaches two sections isometric, equidistance of screw jack of each coaxial line; Coaxial line penstock round regulating stand transfers circular diameter to equate, makes each axis internal diameter of penstock equate to reach and transfers the circle effect, behind the penstock installation in position round regulating stand is taken out recycling (needing when penstock welds, to install).
The utility model satisfies penstock making, transportation, the tube coupling internal intensity is stable when installing; The build-up of pressure steel pipe roundness loses circle when preventing the transportation of penstock penstock; Guarantee the quality of penstock, reduce penstock and make, install measure cost, practice thrift cost, improve profitability.
Description of drawings:
Fig. 1 is the utility model structural representation.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the utility model working state figure.
Fig. 4 is the left view of Fig. 3.
The specific embodiment:
Referring to Fig. 1, Fig. 2, present embodiment is made the round regulating stand of penstock, comprises circular force bearing plate 1, four groups of diameter arm groups 2.The axis line that has two symmetries to be positioned at the force bearing plate both sides in every group of diameter arm group passes the diameter arm 3 in the force bearing plate center of circle.One end of every diameter arm is connected on the force bearing plate and screw jack 4 is housed on the other end.The radian end plate 5 that the termination of screw jack has outer wall to contact with the penstock inwall.Stay pipe 6 is housed between the adjacent diameter arm.
Penstock round regulating stand service routine is (referring to Fig. 3, Fig. 4) as follows:
(1) after tile group circle is accomplished; This round regulating stand 7 is placed penstock 8 inwall upper and lower ports 1/3 places (2 groups); Rotate the transmission of screw jack screw pair through manpower and make top contractions (elongation) of raising the head push up to the control circularity of steel pipe inwall, circularity adjustment reaches design, carries out longitudinal seam welding after canonical sized;
(2) after the tube coupling longitudinal seam welding was accomplished, the diameter deviation of each axis of repetition measurement round regulating stand rotated screw jack screw pair transmission (lever plug) through manpower once more and makes that pushing up the contraction of raising the head (or elongation) regulates penstock circularity.Use this round regulating stand to lean on radian end plate and screw jack controlled pressure steel pipe inner diameter, the radian end plate is consistent with the penstock design internal diameter;
(3) transportation, install and all not remove round regulating stand, treat that penstock is installed, adjusted, builds after, rotate screw jack screw pair transmission (lever plug) and make and top contractions of raising the head separate integral body taking-up round regulating stand, recycling with the steel pipe inwall.
Claims (3)
1. make the round regulating stand of penstock; It is characterized in that comprising circular force bearing plate, at least three group diameter arm groups; There are two symmetries to be positioned at the diameter arm that force bearing plate both sides and axis line pass the force bearing plate center of circle in every group of diameter arm group; One end of every diameter arm is connected on the force bearing plate and screw jack, the radian end plate that the termination of screw jack has outer wall to contact with the penstock inwall is housed on the other end.
2. the round regulating stand of making penstock as claimed in claim 1 is characterized in that between the adjacent diameter arm stay pipe being housed.
3. according to claim 1 or claim 2 the round regulating stand of making penstock is characterized in that diameter arm group is four groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201649129U CN202539281U (en) | 2012-04-18 | 2012-04-18 | Circle adjusting frame for manufacturing steel pressure pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201649129U CN202539281U (en) | 2012-04-18 | 2012-04-18 | Circle adjusting frame for manufacturing steel pressure pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202539281U true CN202539281U (en) | 2012-11-21 |
Family
ID=47159972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201649129U Expired - Lifetime CN202539281U (en) | 2012-04-18 | 2012-04-18 | Circle adjusting frame for manufacturing steel pressure pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202539281U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103341531A (en) * | 2013-07-19 | 2013-10-09 | 中国水利水电第六工程局有限公司 | Inner support device for manufacturing penstock |
| CN106140894A (en) * | 2016-08-19 | 2016-11-23 | 中国水利水电第三工程局有限公司 | Circle device adjusted by a kind of steel pipe |
| CN107503333A (en) * | 2017-08-09 | 2017-12-22 | 中国水利水电第七工程局有限公司 | A kind of super large caliber penstock installation method |
| CN110202314A (en) * | 2019-07-01 | 2019-09-06 | 中国水利水电第四工程局有限公司 | A kind of adjustable pressure steel pipe tune circle, locking device |
-
2012
- 2012-04-18 CN CN2012201649129U patent/CN202539281U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103341531A (en) * | 2013-07-19 | 2013-10-09 | 中国水利水电第六工程局有限公司 | Inner support device for manufacturing penstock |
| CN106140894A (en) * | 2016-08-19 | 2016-11-23 | 中国水利水电第三工程局有限公司 | Circle device adjusted by a kind of steel pipe |
| CN107503333A (en) * | 2017-08-09 | 2017-12-22 | 中国水利水电第七工程局有限公司 | A kind of super large caliber penstock installation method |
| CN110202314A (en) * | 2019-07-01 | 2019-09-06 | 中国水利水电第四工程局有限公司 | A kind of adjustable pressure steel pipe tune circle, locking device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CHINA GE ZHOU BA GROUP IS SECOND PROJECT CO., LTD. Free format text: FORMER NAME: GEZHOUBA GROUP NO.2 ENGINEERING CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 610091 Sichuan Province, Chengdu District of Qingyang City Industrial Development Zone (East) with the road No. 8 Building 10 Patentee after: China Ge Zhou Ba group is second project Co., Ltd. Address before: 610091 Sichuan Province, Chengdu District of Qingyang City Industrial Development Zone (East) with the road No. 8 Building 10 Patentee before: Gezhouba Group No.2 Engineering Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121121 |